The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle

Mobile and aerial robots offer many potential applications, including warehouse logistics, surveillance, cinematography, and search and rescue. However, most such robots are task-specific and generally lack the versatility to tackle multiple scenarios, terrains, and unstructured, dynamic environment...

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Main Authors: Joao Buzzatto, Minas Liarokapis
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10072405/
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author Joao Buzzatto
Minas Liarokapis
author_facet Joao Buzzatto
Minas Liarokapis
author_sort Joao Buzzatto
collection DOAJ
description Mobile and aerial robots offer many potential applications, including warehouse logistics, surveillance, cinematography, and search and rescue. However, most such robots are task-specific and generally lack the versatility to tackle multiple scenarios, terrains, and unstructured, dynamic environments. This paper presents the Omnirotor platform, a versatile, multi-modal, coaxial, tilt-rotor, all-terrain vehicle that combines an Unmanned Aerial Vehicle (UAV) and an Unmanned Ground Vehicle (UGV) into a hybrid, all-terrain vehicle. The Omnirotor has two locomotion modes of operation (aerial and ground vehicle) and five operational configurations, as it can fly both in the Normal and Inverted configurations and drive on the ground in the Normal and Inverted configurations. It can also recover from any non-operational state to its Normal, upside-down configuration. Moreover, in addition to the locomotion modes, the continuous omnidirectional thrust vectoring enables the Omnirotor platform to perform complex manipulation of objects. This work introduces the concept and discusses in detail the design, development, and experimental validation of the Omnirotor platform. In particular, it discusses the modeling and control schemes required by the different operation modes and configurations. It experimentally validates the platform’s capabilities with experiments focusing on traversing challenging environments and unstructured, uneven terrains (e.g., a public park). Finally, the platform’s ground, pushing-based manipulation capabilities are demonstrated through the execution of a puzzle-solving experiment where the solved puzzle serves as a landing platform for the all-terrain vehicle. The versatility of the Omnirotor offers exciting prospects for use in challenging search-and-rescue scenarios, surveillance, and aerial and ground manipulation applications.
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spelling doaj.art-517528c4a53d481cb14f1f0d190014772023-03-24T23:00:35ZengIEEEIEEE Access2169-35362023-01-0111279282794110.1109/ACCESS.2023.325840110072405The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain VehicleJoao Buzzatto0https://orcid.org/0000-0003-3725-4023Minas Liarokapis1https://orcid.org/0000-0002-6016-1477Department of Mechanical and Mechatronics Engineering, New Dexterity Research Group, The University of Auckland, Auckland, New ZealandDepartment of Mechanical and Mechatronics Engineering, New Dexterity Research Group, The University of Auckland, Auckland, New ZealandMobile and aerial robots offer many potential applications, including warehouse logistics, surveillance, cinematography, and search and rescue. However, most such robots are task-specific and generally lack the versatility to tackle multiple scenarios, terrains, and unstructured, dynamic environments. This paper presents the Omnirotor platform, a versatile, multi-modal, coaxial, tilt-rotor, all-terrain vehicle that combines an Unmanned Aerial Vehicle (UAV) and an Unmanned Ground Vehicle (UGV) into a hybrid, all-terrain vehicle. The Omnirotor has two locomotion modes of operation (aerial and ground vehicle) and five operational configurations, as it can fly both in the Normal and Inverted configurations and drive on the ground in the Normal and Inverted configurations. It can also recover from any non-operational state to its Normal, upside-down configuration. Moreover, in addition to the locomotion modes, the continuous omnidirectional thrust vectoring enables the Omnirotor platform to perform complex manipulation of objects. This work introduces the concept and discusses in detail the design, development, and experimental validation of the Omnirotor platform. In particular, it discusses the modeling and control schemes required by the different operation modes and configurations. It experimentally validates the platform’s capabilities with experiments focusing on traversing challenging environments and unstructured, uneven terrains (e.g., a public park). Finally, the platform’s ground, pushing-based manipulation capabilities are demonstrated through the execution of a puzzle-solving experiment where the solved puzzle serves as a landing platform for the all-terrain vehicle. The versatility of the Omnirotor offers exciting prospects for use in challenging search-and-rescue scenarios, surveillance, and aerial and ground manipulation applications.https://ieeexplore.ieee.org/document/10072405/Robotics and automationautonomous aerial vehiclesrescue robotsrobot controlmanipulatorsmobile robots
spellingShingle Joao Buzzatto
Minas Liarokapis
The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle
IEEE Access
Robotics and automation
autonomous aerial vehicles
rescue robots
robot control
manipulators
mobile robots
title The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle
title_full The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle
title_fullStr The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle
title_full_unstemmed The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle
title_short The Omnirotor Platform: A Versatile, Multi-Modal, Coaxial, All-Terrain Vehicle
title_sort omnirotor platform a versatile multi modal coaxial all terrain vehicle
topic Robotics and automation
autonomous aerial vehicles
rescue robots
robot control
manipulators
mobile robots
url https://ieeexplore.ieee.org/document/10072405/
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